Spontaneous Electric AC Plug-in Digital Doorbell

Press the button, super learning code can freely learn to match, can be unlimited matching receiver.The receiver is a distance of 300 meters (in an opening area), which may be affected by the environment and obstacles.Automatically save the selected ringtone after power off.Flexible design, convenient installation, no wires, save money and labor, and move freely.Built-in stereo speaker, especially suitable for office buildings, houses, factories, tourism and other places.Power supply mode: AC ACPower supply voltage: 220 (V)Size: As shown in the picturePacking listDoorbell*This software package includes:1 button, 1 receiver(Excluding other exhibits)Due to measurement reasons, please allow an error of 1-3 centimeters.2. Due to differences in computer screens and monitors, the actual color may slightly differ from the image.Thank you for your understandingThe ringtone and volume can be adjusted to meet your original needs. No longer have to worry about not being able to hear the sound or hearing the sound too loud.

• Press the button, super learning code can freely learn to match, can be unlimited matching receiver.
• The receiver is a distance of 300 meters (in an opening area), which may be affected by the environment and obstacles.
• Automatically save the selected ringtone after power off.
• Flexible design, convenient installation, no wires, save money and labor, and move freely.
• Built-in stereo speaker, especially suitable for office buildings, houses, factories, tourism and other places.
• When a visitor presses the doorbell, your phone will receive a notification (you can see, hear, and talk to anyone at the door, and you can even remotely unlock it through the app from anywhere.